Ioh Configuration - Hitachi 220H Bios Manual

IOH Configuration

Place the cursor on an item to display or set, and press Enter.
Figure 1-22: IOH Configuration submenu
The following table shows description of menu items.
Table 1-20: IOH Configuration submenu items
Menu items
Intel(R) VT for Directed
I/O Configuration
Intel(R) I/OAT
DCA Support
MMIOH Size
CPU PCI Express L1
* A value in square brackets, [ ], shows the default.
1-36
Selection*
-
[Disabled]

Enabled

Disabled

[Enabled]

[64G]

1G, 2G, 4G, 8G, 16G,

32G, 128G
Disabled

[Enabled]

System BIOS
Hitachi Compute Rack 210H/220H BIOS Guide
Description
Displays the Intel(R) VT for Directed I/O
Configuration submenu.
See Intel(R) VT for Directed I/O Configuration
the details.
Sets Intel I/O Acceleration Technology to enable.
Sets QPI DCA to enable..
Sets the size of the memory-mapped I/O above
4GB address.
Sets the power saving function (L1) by the CPU.
for